550055050055 has 16 divisors (see below), whose sum is σ = 798735401280. Its totient is φ = 354993510912.

The previous prime is 550055050049. The next prime is 550055050099. The reversal of 550055050055 is 550050550055.

It is a cyclic number.

It is not a de Polignac number, because 550055050055 - 2¹⁸ = 550054787911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a junction number, because it is equal to n+sod(n) for n = 550055049997 and 550055050024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462230540 + ... + 462231729.

It is an arithmetic number, because the mean of its divisors is an integer number (49920962580).

Almost surely, 2^550055050055 is an apocalyptic number.

550055050055 is a deficient number, since it is larger than the sum of its proper divisors (248680351225).

550055050055 is a wasteful number, since it uses less digits than its factorization.

550055050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924462298.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 550055050055 in words is "five hundred fifty billion, fifty-five million, fifty thousand, fifty-five".